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The Malzacher family maintains a longstanding experience in the defense industry with a growing focus on military training.

For more than 15 years, GCS has been providing services related to business development, industrial cooperation, training and simulation for leading private and state-owned companies and authorities.

The majority of GCS management has a military background and an indepth understanding of military training requirements. At GCS, this field of experience joins academic and practical know-how in the areas of digital learning and training, instructional design, educational technology and simulation.


GCS was mainly involved in the development and implementation of the following projects:



  • development of comprehensive and digitally supported training concepts for the civil and military industry
  • set-up and operation of military training centers
  • consultancy of companies during digital transformation processes


Our mission is to provide special services in the areas of:
  • Digital training
  • Industrial cooperation
  • Business development
  • Supporting the creation of integrated digital learning strategies
  • Developing, managing, and supporting scalable, digitally supported training solutions – from training units to training centers
  • Providing & supporting turnkey digital training tools
  • Developing industrial participation programs focusing on digital training and simulation
  • Performing business development
  • Defense and Security
  • Public Administration
  • Industry and Service Companies

Our Vision is to become a leading company for digital training transformation.


Nikolaus Max Malzacher, Mag. Iur.

Managing Director

Nikolaus Malzacher was born in 1974 in Graz, Austria
Completed Officer training in the Austrian Army
University degree in law issued by the University of Vienna
Since 2005 active as owner and managing director of GCS
Languages: German, English, French and Portuguese
Geographic areas of interest: Austria, Eastern Europe and Portugal, including Portuguese speaking countries
Located in Lisbon and Vienna

Eng. Carlos Félix, MSc.

Chief Technical Officer

Carlos Félix was born in 1959 in Vila Real, Portugal
Completed Military Officer training (Special Forces)
University degree in Electronics and Computer Science Engineer issued by the University of Porto
Certified Trainer Qualification, issued by the Portuguese Institute for Employment
Advanced Executive Manager, certified by Universidade Católica de Lisboa - Economics and Business School
Former Head of the Development Engineering Division, OGMA, SA. (Aeronautic Maintenance Repair & Overhaul Company)
Former Executive President of a Training and Simulation Company, Empordef-TI, SA.
Former Chairman of DANOTEC (Portuguese Defense Industry Association)
Former Board Member of the Portuguese Aeronautics, Space and Defense (AED) Cluster
Languages: Portuguese, English, Spanish and French
Geographic areas of interest: European Union and Portuguese speaking countries
Located in Lisbon, Portugal

Dr. Christopher Hanzl, MA, BEd

Subject Matter Expert

Christopher was born in 1974 in Vienna, Austria
PHd in Educational Technology & Lifelong Learning
Master of Business in Knowledge Management
Bachelor’s degree in Didactics
Languages: German, English
Geographic area of interest: European Union
Located in Vienna, Austria


“If you want to go fast, go alone. If you want to go far, go together.”
We are proud to go with strong and trustworthy partners supporting them in mastering their challenges.

Since 2005 GDELS has been successfully collaborating with GCS in the frame of industrial cooperation projects and in the development of tailor-made simulation solutions for our customers.
Joint projects range from the development of dynamic driving simulators to turnkey-solutions for the different vehicle platforms of our comprehensive product portfolio.
Respective development processes have been focussing on the specific demands of the end-user, the selection and integration of the latest digital training technology and scientific learning concepts.
Through this excellent partnership GDELS and GCS have been able to provide carefree-solutions in operation and maintenance support for the simulators to be rendered at the premises of our military customers.

General Dynamics European Land Systems is a Europe based business unit of General Dynamics Corporation. Headquartered in Madrid, Spain, General Dynamics European Land Systems employs some 2,400 highly skilled and motivated people and is at home at sites in Austria, the Czech Republic, Germany, Spain and Switzerland. GDELS products range from wheeled armored and tracked combat vehicles to amphibious bridges and ferry systems.